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Alabama DUI & Alcohol Test – 20 Questions with Answers

Test your knowledge of Alabama DUI and alcohol laws with this 20-question practice test. Learn about blood alcohol concentration (BAC), impaired driving, implied consent, penalties, underage drinking and driving, alcohol effects, and safe driving practices.

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15 min
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  1. 1. What does BAC stand for?

    • A. Blood Alcohol Concentration
    • B. Basic Alcohol Control
    • C. Breath Alcohol Calculation
    • D. Blood Addiction Check
    Show answer

    A. Blood Alcohol Concentration

    BAC stands for Blood Alcohol Concentration and refers to the amount of alcohol present in a person's bloodstream.

  2. 2. What is the safest choice if you plan to drink alcohol?

    • A. Drive slowly
    • B. Drink coffee before driving
    • C. Arrange for a sober driver
    • D. Wait 15 minutes before driving
    Show answer

    C. Arrange for a sober driver

    The safest option is to avoid driving after drinking and arrange for a sober driver, taxi, rideshare, or another safe means of transportation.

  3. 3. Alcohol primarily affects which abilities that are important for safe driving?

    • A. Reaction time and judgment
    • B. Hair growth and hearing
    • C. Muscle size and flexibility
    • D. Height and weight
    Show answer

    A. Reaction time and judgment

    Alcohol can impair judgment, coordination, vision, reaction time, and the ability to make safe driving decisions.

  4. 4. Can a driver be impaired by alcohol even if the driver does not feel drunk?

    • A. No
    • B. Yes
    • C. Only after midnight
    • D. Only if the driver is under 21
    Show answer

    B. Yes

    A person may have impaired driving abilities before realizing that they feel intoxicated. Feeling capable of driving does not mean driving is safe.

  5. 5. What is one common effect of alcohol on a driver's reaction time?

    • A. It makes reactions faster
    • B. It has no effect
    • C. It can slow reactions
    • D. It improves emergency responses
    Show answer

    C. It can slow reactions

    Alcohol can slow the brain's processing and the driver's response to hazards, increasing the risk of a crash.

  6. 6. Which factor can affect a person's BAC after drinking alcohol?

    • A. Body weight
    • B. Amount of alcohol consumed
    • C. Time between drinks
    • D. All of the above
    Show answer

    D. All of the above

    BAC can be affected by factors such as the amount consumed, body characteristics, and how quickly alcohol is consumed.

  7. 7. What is a common misconception about sobering up after drinking?

    • A. Time is needed for the body to eliminate alcohol
    • B. Coffee can quickly remove alcohol from the bloodstream
    • C. Alcohol can impair driving
    • D. A person may remain impaired after drinking
    Show answer

    B. Coffee can quickly remove alcohol from the bloodstream

    Coffee may make someone feel more alert, but it does not quickly remove alcohol from the bloodstream or restore safe driving ability.

  8. 8. What is implied consent in the context of driving?

    • A. Permission to drive without a license
    • B. Consent to certain chemical testing under applicable law
    • C. Permission to consume alcohol while driving
    • D. Permission to exceed the speed limit
    Show answer

    B. Consent to certain chemical testing under applicable law

    Under implied-consent laws, operating a motor vehicle generally carries legal consequences related to submitting to authorized chemical testing when required under the law.

  9. 9. Which substance can affect driving ability even when a person does not believe it is impairing them?

    • A. Alcohol
    • B. Certain medications
    • C. Some drugs
    • D. All of the above
    Show answer

    D. All of the above

    Alcohol, drugs, and some medications can affect alertness, coordination, judgment, or reaction time and may make driving unsafe.

  10. 10. What should a driver do if a medication causes drowsiness or impaired judgment?

    • A. Drive faster to reach the destination
    • B. Drive only on quiet roads
    • C. Avoid driving until it is safe to do so
    • D. Drink alcohol to counteract the medication
    Show answer

    C. Avoid driving until it is safe to do so

    Drivers should understand medication warnings and avoid driving when a medication affects alertness, coordination, judgment, or other abilities needed for safe driving.

  11. 11. Why is driving after drinking alcohol dangerous?

    • A. Alcohol can affect judgment and coordination
    • B. Alcohol always causes immediate unconsciousness
    • C. Alcohol makes road signs disappear
    • D. Alcohol increases tire pressure
    Show answer

    A. Alcohol can affect judgment and coordination

    Alcohol can impair important driving skills, including judgment, coordination, vision, attention, and reaction time.

  12. 12. For drivers under 21 in Alabama, what is the legal BAC limit under the state's underage DUI provision?

    • A. 0.08%
    • B. 0.06%
    • C. 0.02%
    • D. 0.10%
    Show answer

    C. 0.02%

    Alabama has a lower BAC threshold for drivers under 21 under its underage DUI law. A BAC of 0.02% or greater can trigger the applicable underage DUI provision.

  13. 13. For most drivers age 21 or older operating a regular passenger vehicle in Alabama, what BAC level is generally used as the per se DUI threshold?

    • A. 0.02%
    • B. 0.05%
    • C. 0.08%
    • D. 0.15%
    Show answer

    C. 0.08%

    For most drivers age 21 or older operating a regular passenger vehicle, Alabama uses 0.08% BAC as the statutory threshold for DUI based on alcohol concentration.

  14. 14. Which of the following can happen when alcohol reduces a driver's ability to judge speed and distance?

    • A. The driver may misjudge traffic gaps
    • B. The driver automatically becomes more cautious
    • C. The driver can always stop sooner
    • D. The driver gets better night vision
    Show answer

    A. The driver may misjudge traffic gaps

    Alcohol can interfere with judgment and perception, making it harder to accurately judge speed, distance, and the movement of other vehicles.

  15. 15. What should you do if a friend who has been drinking wants to drive?

    • A. Let the friend drive slowly
    • B. Take away the keys and help arrange a safe ride
    • C. Follow the friend home
    • D. Tell the friend to open the windows
    Show answer

    B. Take away the keys and help arrange a safe ride

    Preventing an impaired person from driving and arranging a sober ride can help prevent a serious crash.

  16. 16. Does eating food or drinking water make a person immediately sober after consuming alcohol?

    • A. Yes, immediately
    • B. No
    • C. Only if the food is high in protein
    • D. Only when drinking cold water
    Show answer

    B. No

    Food and water may affect how a person feels, but they do not instantly remove alcohol from the bloodstream. The body needs time to metabolize alcohol.

  17. 17. Which driving behavior may indicate that a driver is impaired?

    • A. Weaving within a lane
    • B. Stopping at red lights
    • C. Using a turn signal correctly
    • D. Maintaining a safe following distance
    Show answer

    A. Weaving within a lane

    Weaving or drifting within a lane can be a sign of impaired driving, although many other conditions can also cause unusual driving behavior.

  18. 18. What is the safest response when you are unsure whether alcohol has affected your ability to drive?

    • A. Drive only a short distance
    • B. Drive below the speed limit
    • C. Do not drive
    • D. Drink coffee and wait a few minutes
    Show answer

    C. Do not drive

    If there is any doubt about your ability to drive safely after drinking, do not drive. Arrange for a sober alternative.

  19. 19. What is one possible consequence of a DUI conviction?

    • A. License-related penalties
    • B. No legal consequences
    • C. A guaranteed reduction in insurance costs
    • D. Automatic permission to drive without restrictions
    Show answer

    A. License-related penalties

    DUI can result in serious legal consequences, which may include driver's license suspension or other penalties depending on the circumstances and applicable law.

  20. 20. What is the best general rule regarding alcohol and driving?

    • A. Drive only if you feel normal
    • B. Wait until you feel less tired
    • C. If you drink, do not drive
    • D. Drive slowly after drinking
    Show answer

    C. If you drink, do not drive

    The safest general rule is to separate drinking from driving and use a sober driver or another safe transportation option.